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BULLETIN
Tropical Storm Gamma Intermediate Advisory Number 13A
NWS National Hurricane Center Miami FL       AL252020
100 PM CDT Mon Oct 05 2020
 
...GAMMA CONTINUES TO SPIN DOWN...
...LIKELY TO BECOME A POST-TROPICAL REMNANT LOW TONIGHT...

 
SUMMARY OF 100 PM CDT...1800 UTC...INFORMATION
----------------------------------------------
LOCATION...22.3N 87.9W
ABOUT 160 MI...255 KM ENE OF PROGRESO MEXICO
ABOUT 135 MI...220 KM NNW OF COZUMEL MEXICO
MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H
PRESENT MOVEMENT...SW OR 230 DEGREES AT 4 MPH...7 KM/H
MINIMUM CENTRAL PRESSURE...1003 MB...29.62 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY:
 
None.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT:
 
A Tropical Storm Warning is in effect for...
* North and west of Cancun to Dzilam Mexico
 
A Tropical Storm Watch is in effect for...
* West of Dzilam to Campeche Mexico
 
A Tropical Storm Warning means that tropical storm conditions are
expected to occur later today somewhere within the warning area.
 
A Tropical Storm Watch means that tropical storm conditions are
possible within the watch area.
 
For storm information specific to your area, please monitor
products issued by your national meteorological service.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 100 PM CDT (1800 UTC), the center of Tropical Storm Gamma was
located near latitude 22.3 North, longitude 87.9 West. Gamma is
moving toward the southwest near 4 mph (7 km/h), and this general 
motion is expected to continue through Wednesday morning.  On the 
forecast track, the center of Gamma should move inland over the 
northwest coast of the Yucatan Peninsula Tuesday night and remain 
inland through Thursday.
 
Maximum sustained winds have decreased to near 40 mph (65 km/h) 
with higher gusts.  Gradual weakening is forecast, and Gamma is 
expected to become a depression this evening and degenerate to a 
post-tropical remnant low tonight.
 
Tropical-storm-force winds extend outward up to 160 miles (260 km)
from the center.
 
The estimated minimum central pressure is 1003 mb (29.62 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
Key messages for Tropical Storm Gamma can be found in the Tropical
Cyclone Discussion under AWIPS header MIATCDAT5, WMO header WTNT45
KNHC, and on the web at www.hurricanes.gov/text/MIATCDAT5.shtml.
 
RAINFALL:  Through midweek, Gamma is expected to produce an
additional 3 to 6 inches of rainfall with isolated maximum amounts
of 8 inches across portions of the Mexican states of Yucatan,
Campeche, and Tabasco. This rainfall may produce significant flash
flooding.
 
WIND:  Tropical storm conditions are likely in portions of the
Tropical Storm Warning area along the northern coast of the Yucatan
Peninsula for a brief period this afternoon. Tropical Storm 
conditions are possible within the Tropical Storm Watch area.
 
 
NEXT ADVISORY
-------------
Next complete advisory at 400 PM CDT.
 
$$
Forecaster Roberts
 
NNNN